package day050626;

import java.util.Scanner;

public class Test4 {
    public static void main(String[] args) {
        for(int i=1;   i<=15;  i++ ){
            int a=(int)(Math.random()*100);
            int b=(int)(Math.random()*100);
            System.out.println( a+ " * " + b + " = ");
            //2.
            Scanner s=new Scanner(System.in);
            int ans=s.nextInt();
            //3.比对
            System.out.println( a*b==ans?"正确":"错误");
        }
    }
}
